Microfilm cassette



FIG. 1 is a perspective view of a microfilm cassette showing my newdesign;

FIG. 2 is a top plan view thereof;

FIG. 3 is a front elevational view thereof;

FIG. 4 is a rear elevational view thereof; and

FIG. 5 is a right side elevational view thereof.

The side opposite to that shown in FIG. 5 is a mirror image thereof.

The ornamental design for the microfilm cassette, as shown anddescribed.